--创建MySQL专属文件夹
mkdir mysql
cd mysql
--安装MySQL5.7版本
wget https://dev.mysql.com/get/mysql80-community-release-el8-1.noarch.rpm
wget http://dev.mysql.com/get/mysql57-community-release-el7-7.noarch.rpm
--查看安装包内容
rpm -qpl mysql57-community-release-el7-7.noarch.rpm
--安装rpm包
rpm -ivh mysql57-community-release-el7-7.noarch.rpm
--生成MySQL安装包
yum list Mysql*
--安装社区版MySQL
yum install mysql-community-server
--启动MySQL
service mysqld start
--查看MySQL初始密码
grep "password" /var/log/mysqld.log
--用初始密码登录MySQL
mysql -u root -p
注:在默认密码的长度最小值为 4 ,由 大/小写字母各一个 + 阿拉伯数字一个 + 特殊字符一个,
set password for root@localhost = password('Abc@666666');
查包名:rpm -qa|grep -i mysql
删除命令:rpm -e –nodeps 包名
1.查看已安装的mysql
命令:rpm -qa | grep -i mysql
2.卸载mysql
命令:yum remove mysql-community-server-5.7.28-1.el7.x86_64
查看mysql的其它依赖:rpm -qa | grep -i mysql
//卸载依赖
yum remove mysql57-community-release-el7-7.noarch